Exemplo n.º 1
0
        public void Sub76Test()
        {
            var input = "1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12";

            _parser.Setup(a => a.ParseIntegers(input)).Returns(new int[] { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12 });

            var result = _target.Compute(input);

            Assert.AreEqual("1-2-3-4-5-6-7-8-9-10-11-12 = -76", result);
        }
Exemplo n.º 2
0
        public void Composed(double value)
        {
            Terminal x   = new Terminal("x0");
            Terminal one = new Terminal("1");

            Addition a2 = new Addition(one, one);     //y
            Mult     aa = new Mult(a2, a2);           //y^2
            Mult     xx = new Mult(x, x);             //x^2

            Subtraction s = new Subtraction(xx, aa);  // x^2 - y^2

            Addition    xay = new Addition(x, a2);    // x + y
            Subtraction xsy = new Subtraction(x, a2); // x - y
            Mult        f   = new Mult(xay, xsy);     // (x + y)(x - y)

            Assert.True(f.Compute(value) == (value + 2) * (value - 2));
            Assert.True(s.Compute(value) == (value * value) - 4);
            Assert.True(s.Compute(value) == f.Compute(value)); //(x + y)(x - y) == (x^2 - y^2)
        }
Exemplo n.º 3
0
        public void Variables(double x, double y)
        {
            Terminal    op1 = new Terminal("x0");
            Terminal    op2 = new Terminal("x1");
            Mult        m   = new Mult(op1, op2);
            Div         d   = new Div(op1, op2);
            Addition    a   = new Addition(op1, op2);
            Subtraction s   = new Subtraction(op1, op2);

            Assert.True(m.Compute(x, y) == x * y);
            Assert.True(d.Compute(x, y) == x / y);
            Assert.True(a.Compute(x, y) == x + y);
            Assert.True(s.Compute(x, y) == x - y);
        }
Exemplo n.º 4
0
        public void Constants(string x1, string x2, double r1, double r2)
        {
            Terminal    op1 = new Terminal(x1);
            Terminal    op2 = new Terminal(x2);
            Mult        m   = new Mult(op1, op2);
            Div         d   = new Div(op1, op2);
            Addition    a   = new Addition(op1, op2);
            Subtraction s   = new Subtraction(op1, op2);

            Assert.True(m.Compute(0) == r1 * r2);
            Assert.True(a.Compute(0) == r1 + r2);
            Assert.True(s.Compute(0) == r1 - r2);
            Assert.True(d.Compute(0) == r1 / r2);
        }